52665534 has 24 divisors (see below), whose sum is σ = 114245352. Its totient is φ = 17534160.

The previous prime is 52665533. The next prime is 52665539. The reversal of 52665534 is 43556625.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52665533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23649 + ... + 25779.

It is an arithmetic number, because the mean of its divisors is an integer number (4760223).

Almost surely, 2^52665534 is an apocalyptic number.

52665534 is an abundant number, since it is smaller than the sum of its proper divisors (61579818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52665534 is a wasteful number, since it uses less digits than its factorization.

52665534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3512 (or 3509 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 52665534 is about 7257.1023142850. The cubic root of 52665534 is about 374.8367502757.

The spelling of 52665534 in words is "fifty-two million, six hundred sixty-five thousand, five hundred thirty-four".